Eustache was the son of Joachim de Clermont and Isabeau de Surgères. The date and place of his birth have not been found.
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Joachim de Clermont |
Aymar de Clermont |
Aymar II de Clermont |
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Agathe de Poitiers-Valentinois |
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Jeanne de Surgères |
Guillaume VIII de Surgères |
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Thomasse d'Albret |
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Isabeau de Surgères |
Jacques I de Surgères |
Guy II de Surgères |
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Marguerite de Bourgneuf |
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Marie de Laval-Châtillon |
André de Laval-Châtillon |
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Eustachie de Bauçay |